<div class="modal-header">
    <button class="close" data-dismiss="modal"><span>&times;</span></button>
    <h4 class="modal-title">远程登录</h4>
</div>
<div class="modal-body">
    <!-- 在主体部分使用栅格系统中的流体 -->
    <div class="container-fluid">
        <div class="row">
            <div class="col-md-4">6</div>
            <div class="col-md-4">6</div>
            <div class="col-md-4">6</div>
        </div>
    </div>
</div>
<div class="modal-footer">
    <button class="btn btn-default">远程</button>
    <button class="btn btn-primary">登录</button>
</div>